66783704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{642151}}^1$

素因数の和:642170

約数の個数: 16

約数和(自身を含む): 134851920

約数和(自身を除く): 68068216

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 642151, 1284302, 2568604, 5137208, 8347963, 16695926, 33391852, 66783704]

約数ペア:

[(1, 66783704), (2, 33391852), (4, 16695926), (8, 8347963), (13, 5137208), (26, 2568604), (52, 1284302), (104, 642151)]